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One Tooltip, Many Context Elements

 


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YUI is issued by Yahoo! under the BSD license above. Below is a list of certain publicly available software that is the source of intellectual property in YUI, along with the licensing terms that pertain to thosesources of IP. This list is for informational purposes only and is not intended to represent an exhaustive list of third party contributions to the YUI.

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>


    <meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>One Tooltip, Many Context Elements</title>

<style type="text/css">
/*margin and padding on body element
  can introduce errors in determining
  element position and are not recommended;
  we turn them off as a foundation for YUI
  CSS treatments. */
body {
  margin:0;
  padding:0;
}
</style>

<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/fonts/fonts-min.css" />
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/container/assets/skins/sam/container.css" />
<script type="text/javascript" src="yui_2.7.0b-lib/yahoo-dom-event/yahoo-dom-event.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/animation/animation-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/container/container-min.js"></script>


<!--begin custom header content for this example-->
<style type="text/css">
  .ttGroup {
    float:left;
    margin:10px;
  }

  .ttGroup .grphd  {
    font-weight:bold;
    background-color:#ccc;
    border:1px solid #000;
    padding:2px;
  }

  .ttGroup .grpbd {
    padding:10px;
  }

  #ttGroupB:after {
    content:".";
    display:block;
    clear:left;
    visibilty:hidden
     height:0;
    width:0;  
  }
</style>

<!--end custom header content for this example-->

</head>

<body class=" yui-skin-sam">


<h1>One Tooltip, Many Context Elements</h1>

<div class="exampleIntro">
  <p>In the example below, a single Tooltip instance is used to display tooltips for multiple context elements.</p>
<ol>
  <li>For one set of links <em>(Group A)</em>, the Tooltip text is provided by the title attribute of the link</li>
  <li>For the other set <em>(Group B)</em>, we'll use context related events to set the text property
      just before the the tooltip is displayed for each link</li> 
</ol>
      
</div>

<!--BEGIN SOURCE CODE FOR EXAMPLE  -->

<div class="ttGroup" id="ttGroupA">
  <div class="grphd">Group A: Single Tooltip, text set using title</div>
  <div class="grpbd" id="containerA"></div>
</div>
<div class="ttGroup" id="ttGroupB">
  <div class="grphd">Group B: Single Tootip, text set using events</div>
  <div class="grpbd" id="containerB"></div>
</div>

<script type="text/javascript">
  YAHOO.namespace("example.container");

  YAHOO.example.container.init = function() {

    // CREATE LINKS FOR EXAMPLE

    function createLink(i, container, title) {
      var a = document.createElement("a");
      a.href = "http://www.yahoo.com/";
      a.innerHTML = i + ".  Hover over me to see my Tooltip";

      if (title) {
        a.title = title;
      }

      container.appendChild(a);
      container.appendChild(document.createElement("br"));
      container.appendChild(document.createElement("br"));
      return a;
    }

    function createTitledLinks() {
      var ids = [];
      var container = YAHOO.util.Dom.get("containerA");
      for (var i = 1; i <= 5; i++) {
        // NOTE: We're setting up titles for these links
        var a = createLink(i, container, "Tooltip for link A" + i + ", set through title");
        a.id = "A" + i;
        ids.push(a.id);
      }
      return ids;
    }

    function createUntitledLinks() {
      var ids = [];
      var container = YAHOO.util.Dom.get("containerB");
      for (var i = 1; i <= 5; i++) {

        // NOTE: We're not setting up titles for these links
        var a = createLink(i, container, null);
        a.id = "B" + i;
        ids.push(a.id);

        // Change standard text for the 3rd link, to reflect
        // that we'll disable the tooltip for it.
        if ( i == 3 ) {
          a.innerHTML = i + ". Tooltip display prevented";
        } 
      }
      return ids;
    }

    var groupAIds = createTitledLinks();
    var groupBIds = createUntitledLinks();

    // TOOLTIP CODE

    // For links in group A which all have titles, this is all we need.
    // The tooltip text for each context element will be set from the title attribute

    // We'll also setup Tooltip A to use the FADE ContainerEffect
    var ttA = new YAHOO.widget.Tooltip("ttA", { 
      context:groupAIds,
      effect:{effect:YAHOO.widget.ContainerEffect.FADE,duration:0.20}
    });

    // For links in group B, we'll set the tooltip text dynamically, 
    // right before the tooltip is triggered, using the id of the triggering context.
    // We'll also prevent the tooltip from being displayed for link B3.

    var ttB = new YAHOO.widget.Tooltip("ttB", { 
      context:groupBIds
    });

    // Stop the tooltip from being displayed for link B3.
    ttB.contextMouseOverEvent.subscribe(
      function(type, args) {
        var context = args[0];
        if (context && context.id == "B3") {
          return false;
        } else {
          return true;
        }  
      }
    );

    // Set the text for the tooltip just before we display it.
    ttB.contextTriggerEvent.subscribe(
      function(type, args) {
        var context = args[0];
        this.cfg.setProperty("text", "Tooltip for " + context.id + ", set using contextTriggerEvent");
      }
    );
  };

  YAHOO.util.Event.addListener(window, "load", YAHOO.example.container.init);
</script>

<!--END SOURCE CODE FOR EXAMPLE  -->

</body>
</html>
<!-- presentbright.corp.yahoo.com uncompressed/chunked Thu Feb 19 10:53:10 PST 2009 -->

   
  








yui_2.7.0b.zip( 4,431 k)

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1.Simple Tooltip Example